diff --git a/.github/workflows/continuous-integration-terraform.yml b/.github/workflows/continuous-integration-terraform.yml
index 7234f1a88..e6110c332 100644
--- a/.github/workflows/continuous-integration-terraform.yml
+++ b/.github/workflows/continuous-integration-terraform.yml
@@ -40,19 +40,19 @@ jobs:
         run: rm ./terraform/backend.tf
 
       - name: Run a Terraform init
-        uses: docker://hashicorp/terraform:1.5.7
+        uses: docker://hashicorp/terraform:1.6.1
         with:
           entrypoint: terraform
           args: -chdir=terraform init
 
       - name: Run a Terraform validate
-        uses: docker://hashicorp/terraform:1.5.7
+        uses: docker://hashicorp/terraform:1.6.1
         with:
           entrypoint: terraform
           args: -chdir=terraform validate
 
       - name: Run a Terraform format check
-        uses: docker://hashicorp/terraform:1.5.7
+        uses: docker://hashicorp/terraform:1.6.1
         with:
           entrypoint: terraform
           args: -chdir=terraform fmt -check=true -diff=true
diff --git a/terraform/.terraform-version b/terraform/.terraform-version
index f01291b87..9c6d6293b 100644
--- a/terraform/.terraform-version
+++ b/terraform/.terraform-version
@@ -1 +1 @@
-1.5.7
+1.6.1
diff --git a/terraform/README.md b/terraform/README.md
index 45615a061..3440e5af2 100644
--- a/terraform/README.md
+++ b/terraform/README.md
@@ -124,7 +124,7 @@ If everything looks good, answer `yes` and wait for the new infrastructure to be
 
 | Name | Version |
 |------|---------|
-| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.4.5 |
+| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.6.1 |
 | <a name="requirement_azurerm"></a> [azurerm](#requirement\_azurerm) | >= 3.41.0 |
 
 ## Providers
@@ -136,7 +136,7 @@ No providers.
 | Name | Source | Version |
 |------|--------|---------|
 | <a name="module_azure_container_apps_hosting"></a> [azure\_container\_apps\_hosting](#module\_azure\_container\_apps\_hosting) | github.com/DFE-Digital/terraform-azurerm-container-apps-hosting | v1.1.0 |
-| <a name="module_azurerm_key_vault"></a> [azurerm\_key\_vault](#module\_azurerm\_key\_vault) | github.com/DFE-Digital/terraform-azurerm-key-vault-tfvars | v0.2.0 |
+| <a name="module_azurerm_key_vault"></a> [azurerm\_key\_vault](#module\_azurerm\_key\_vault) | github.com/DFE-Digital/terraform-azurerm-key-vault-tfvars | v0.2.2 |
 
 ## Resources
 
diff --git a/terraform/key-vault-tfvars-secrets.tf b/terraform/key-vault-tfvars-secrets.tf
index 79ebcfb27..7a9c0402d 100644
--- a/terraform/key-vault-tfvars-secrets.tf
+++ b/terraform/key-vault-tfvars-secrets.tf
@@ -1,5 +1,5 @@
 module "azurerm_key_vault" {
-  source = "github.com/DFE-Digital/terraform-azurerm-key-vault-tfvars?ref=v0.2.0"
+  source = "github.com/DFE-Digital/terraform-azurerm-key-vault-tfvars?ref=v0.2.2"
 
   environment                           = local.environment
   project_name                          = local.project_name
diff --git a/terraform/versions.tf b/terraform/versions.tf
index e5a610c3c..eb09b701e 100644
--- a/terraform/versions.tf
+++ b/terraform/versions.tf
@@ -1,5 +1,5 @@
 terraform {
-  required_version = ">= 1.4.5"
+  required_version = ">= 1.6.1"
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"